Solid phase
Official name
Solid alpha Nitrogen
Secondary names
Solid alpha-N2; alpha-N2
Type
Family
molecular solid
Class
non polar molecular solid
Compound type
inorganic molecular solid
Chemical composition
Formula
$N_2$
Chemical formula
N2
Elemental formula
N2
Isotope mixture type
terrestrial abundance
2.0
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$N_2$ Nitrogen molecule 1 1.0 1 pure main
Chemical bonds
  Bond Number
$N\equiv N$ 1
Class
molecular solids with apolar molecules (01)
Type
with diatomic homonuclear apolar molecules (A2) (01.02)
Polymorphs
Equivalent liquid
Liquid Nitrogen
Phase name
$\alpha$-phase
Phase type
crystalline
Crystal system
isometric (cubic)
Crystal class
diploidal
Crystal class symbol
m-3 (Th)
Crystal spacegroup
Pa-3
Molar mass
28.0134 $g/mol$
State NTP
gas
Phase transitions
Phase transition type Other phases Temperature - Pressure
solid-solid $\beta$-phase 35.61 K
Refringence type
isotropic
Pure color
colorless
Diaphaneity
transparent
Luster
vitreous
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